If you are not happy with your hobbygo product, you may return it back to us for a full refund on the products price. This must be done within 30 days of the purchase and the product must be in new condition with original packaging and all included accessories. Our service centers do not accept crash damaged parts or items that have been modified.*If the original packaging has been opened, we will refund 80% of the products purchase price to cover repacking and Q.C. rechecking costs. We do not refund shipping costs. The warranty period for Lithium Based batteries is 30 days unless otherwise stated in the product listing. BESC and electronic components are tested for correct polarity and voltage use prior to being replaced. We will repair or replace items based on our study of the product once it is returned to one of our warranty centers. hobbygo accepts no responsibility for the improper installation and use of purchased products. Should your product be faulty, please click on the link below to have it sent back.Merchandise Returns PageProducts MUST be returned to us for inspection.Liability of the product is restricted to the sale price of the product.